A black turtleneck and khaki dress pants are a really smart look for any gentleman to try. Complement this getup with a pair of slip-on sneakers to make an all-too-safe look feel suddenly fresh. There's no better way to cheer up a gloomy fall day than a kick-ass look like this one. So if you need outfit inspiration for dressing as you make your way through your 20s, this pairing is perfect.